diff --git a/README.md b/README.md
index 919d90a2..c902af08 100644
--- a/README.md
+++ b/README.md
@@ -374,13 +374,14 @@ XUI_BIN_FOLDER="bin" XUI_DB_FOLDER="/etc/x-ui" go build main.go
 ## OS
 
 - Ubuntu 20.04+
-- Debian 10+
+- Debian 11+
 - CentOS 8+
 - Fedora 36+
 - Arch Linux
 - Manjaro
 - Armbian
 - AlmaLinux 9+
+- Rockylinux 9+
 
 ## Preview
 
diff --git a/install.sh b/install.sh
index 95f7875b..c66d6d4f 100644
--- a/install.sh
+++ b/install.sh
@@ -42,23 +42,28 @@ if [[ "${release}" == "centos" ]]; then
     fi
 elif [[ "${release}" == "ubuntu" ]]; then
     if [[ ${os_version} -lt 20 ]]; then
-        echo -e "${red}please use Ubuntu 20 or higher version!${plain}\n" && exit 1
+        echo -e "${red} Please use Ubuntu 20 or higher version!${plain}\n" && exit 1
     fi
 
 elif [[ "${release}" == "fedora" ]]; then
     if [[ ${os_version} -lt 36 ]]; then
-        echo -e "${red}please use Fedora 36 or higher version!${plain}\n" && exit 1
+        echo -e "${red} Please use Fedora 36 or higher version!${plain}\n" && exit 1
     fi
 
 elif [[ "${release}" == "debian" ]]; then
-    if [[ ${os_version} -lt 10 ]]; then
-        echo -e "${red} Please use Debian 10 or higher ${plain}\n" && exit 1
+    if [[ ${os_version} -lt 11 ]]; then
+        echo -e "${red} Please use Debian 11 or higher ${plain}\n" && exit 1
     fi
 
 elif [[ "${release}" == "almalinux" ]]; then
     if [[ ${os_version} -lt 9 ]]; then
         echo -e "${red} Please use AlmaLinux 9 or higher ${plain}\n" && exit 1
     fi
+
+elif [[ "${release}" == "rocky" ]]; then
+    if [[ ${os_version} -lt 9 ]]; then
+        echo -e "${red} Please use RockyLinux 9 or higher ${plain}\n" && exit 1
+    fi
 elif [[ "${release}" == "arch" ]]; then
     echo "Your OS is ArchLinux"
 elif [[ "${release}" == "manjaro" ]]; then
@@ -72,7 +77,7 @@ fi
 
 install_base() {
     case "${release}" in
-        centos|fedora|almalinux)
+        centos|fedora|almalinux|rocky)
             yum -y update && yum install -y -q wget curl tar
             ;;
         arch|manjaro)
diff --git a/x-ui.sh b/x-ui.sh
index 189cb981..d245a247 100644
--- a/x-ui.sh
+++ b/x-ui.sh
@@ -51,13 +51,17 @@ elif [[ "${release}" == "fedora" ]]; then
         echo -e "${red}please use Fedora 36 or higher version! ${plain}\n" && exit 1
     fi
 elif [[ "${release}" == "debian" ]]; then
-    if [[ ${os_version} -lt 10 ]]; then
-        echo -e "${red} Please use Debian 10 or higher ${plain}\n" && exit 1
+    if [[ ${os_version} -lt 11 ]]; then
+        echo -e "${red} Please use Debian 11 or higher ${plain}\n" && exit 1
     fi
 elif [[ "${release}" == "almalinux" ]]; then
     if [[ ${os_version} -lt 9 ]]; then
         echo -e "${red} Please use Almalinux 9 or higher ${plain}\n" && exit 1
     fi
+elif [[ "${release}" == "rocky" ]]; then
+    if [[ ${os_version} -lt 9 ]]; then
+        echo -e "${red} Please use Rockylinux 9 or higher ${plain}\n" && exit 1
+    fi
 elif [[ "${release}" == "arch" ]]; then
     echo "Your OS is ArchLinux"
 elif [[ "${release}" == "manjaro" ]]; then
@@ -347,7 +351,7 @@ enable_bbr() {
         ubuntu|debian)
             apt-get update && apt-get install -yqq --no-install-recommends ca-certificates
             ;;
-        centos)
+        centos|almalinux|rocky)
             yum -y update && yum -y install ca-certificates
             ;;
         fedora)
@@ -609,7 +613,7 @@ ssl_cert_issue() {
     case "${release}" in
         ubuntu|debian|armbian)
             apt update && apt install socat -y ;;
-        centos)
+        centos|almalinux|rocky)
             yum -y update && yum -y install socat ;;
         fedora)
             dnf -y update && dnf -y install socat ;;
@@ -979,7 +983,7 @@ install_iplimit() {
         case "${release}" in
             ubuntu|debian)
                 apt update && apt install fail2ban -y ;;
-            centos)
+            centos|almalinux|rocky)
                 yum -y update && yum -y install fail2ban ;;
             fedora)
                 dnf -y update && dnf -y install fail2ban ;;
@@ -1042,7 +1046,7 @@ remove_iplimit(){
             case "${release}" in
                 ubuntu|debian)
                     apt-get purge fail2ban -y;;
-                centos)
+                centos|almalinux|rocky)
                     yum remove fail2ban -y;;
                 fedora)
                     dnf remove fail2ban -y;;